Frequently Asked Questions
General Questions
What does OrangeHorse specialize in?
OrangeHorse Electronic Technology Co., Ltd. is a leading manufacturer of IoT environmental sensors and monitoring solutions. We specialize in:
- Soil and agricultural sensors
- Air quality and gas detection devices
- Water quality monitoring equipment
- Weather stations and meteorological instruments
- Industrial safety sensors
Where is OrangeHorse located?
Our headquarters is in Shanghai, China, with regional offices and service centers in Singapore, Rotterdam (Netherlands), and Houston (USA).
Do you ship internationally?
Yes, we ship to over 80 countries worldwide. We work with major logistics partners including DHL, FedEx, and UPS to ensure reliable delivery.
Products
What communication protocols do your sensors support?
Our sensors support multiple industry-standard protocols:
- RS485/MODBUS-RTU
- SDI-12
- 4-20mA analog output
- LoRaWAN
- NB-IoT/Cat-M1
- WiFi and Ethernet (on select models)
- Bluetooth Low Energy (BLE)
Are your sensors compatible with third-party systems?
Yes, our sensors use open communication protocols and can integrate with:
- SCADA systems
- IoT platforms (AWS IoT, Azure IoT, ThingsBoard)
- Building management systems
- Custom software via our API
- Most data loggers supporting standard protocols
What is the typical accuracy of your sensors?
Accuracy varies by product:
- Temperature: ±0.2°C to ±0.5°C
- Humidity: ±2% to ±3% RH
- Soil Moisture: ±2% to ±5%
- pH: ±0.1 to ±0.2 pH
- EC: ±2% to ±5% full scale
Detailed specifications are available in each product’s datasheet.
Do your products require calibration?
All sensors are factory-calibrated. However, for critical applications, we recommend:
- Annual calibration verification
- Calibration after extreme environmental exposure
- Follow manufacturer guidelines for your specific application
Calibration services are available from our authorized service centers.
Ordering and Shipping
What is the minimum order quantity (MOQ)?
- Standard Products: No MOQ, single units available
- OEM/Custom Products: MOQ varies by project, typically 100-1000 units
- Volume Discounts: Available for orders over 50 units
What are your payment terms?
- Standard Orders: 100% advance payment or T/T
- Large Orders: 30% deposit, 70% before shipment
- Established Customers: Net 30 terms available upon credit approval
- Payment Methods: Wire transfer, PayPal, Alipay, Letter of Credit (L/C)
How long does shipping take?
Delivery times vary by destination:
- Asia: 3-7 business days
- Europe: 5-10 business days
- North America: 7-12 business days
- Other Regions: 10-20 business days
Express shipping options are available for urgent orders.
Do you provide customs documentation?
Yes, we provide all necessary export documentation:
- Commercial invoice
- Packing list
- Certificate of Origin
- HS code classification
- CE/FCC certifications (where applicable)
Technical Support
How do I get technical support?
We offer multiple support channels:
- Email: support@orangehorsetech.com
- Phone: +86-139-1873-4576
- Online: Knowledge base and documentation portal
- Remote: TeamViewer/AnyDesk remote diagnostics
Response times:
- Critical Issues: 4 hours
- Standard Issues: 24 hours
- General Inquiries: 48 hours
Do you provide installation support?
Yes, we offer:
- Documentation: Comprehensive installation manuals
- Videos: Step-by-step installation guides
- Remote Support: Video call assistance
- On-site Support: Available for large projects (additional fees apply)
What software do you provide?
We provide:
- Configuration Tools: Free software for sensor configuration
- Mobile Apps: iOS and Android apps for device setup
- Sample Code: Arduino, Python, and C++ examples
- Cloud Platform: Optional SaaS monitoring platform
Warranty and Returns
What is your warranty policy?
We offer:
- Standard Warranty: 24 months from purchase date
- Industrial Products: 36 months from purchase date
- Extended Warranty: Available for purchase
How do I return a defective product?
- Contact our support team to initiate an RMA
- Provide proof of purchase and defect description
- Receive RMA number and return instructions
- Ship the product to the designated service center
- We will repair or replace within 10 business days
What is your return policy?
- Defective Products: Full refund or replacement within warranty period
- Non-defective Returns: Accepted within 30 days (restocking fee may apply)
- Custom Products: Non-returnable except for defects
Customization and OEM
Do you offer OEM services?
Yes, we provide comprehensive OEM/ODM services:
- Custom branding and packaging
- Firmware customization
- Hardware modifications
- Private label manufacturing
- Custom sensor development
What is the typical lead time for custom products?
- Simple Customization: 2-4 weeks
- Moderate Customization: 4-8 weeks
- New Product Development: 3-6 months
What is the MOQ for OEM products?
MOQ depends on the level of customization:
- Label/Packaging Changes: 100 units
- Firmware Customization: 500 units
- Hardware Modifications: 1,000 units
- New Product Development: 5,000+ units
Account and Ordering
How do I create an account?
Visit our Contact page and select “Become a Distributor” or “Create Account.” Our sales team will contact you within 24 hours.
Can I track my order?
Yes, once your order ships, you will receive a tracking number via email. You can track your shipment through our website or directly with the carrier.
Do you offer credit terms?
Credit terms are available for established customers after a credit review. Standard terms are Net 30. Please contact our sales team for an application.
Still Have Questions?
If you couldn’t find the answer you’re looking for, please contact us. Our team is ready to assist you.
Last Updated: April 2, 2026