STS is an escrow service that protects both buyers and suppliers. Funds are held securely by Made-in-China.com until order terms (e.g., delivery, quality) are fulfilled
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| Customization: | Available |
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| Signal Transmission: | Radio Waves |
| System: | Intelligent System |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Payment Guarantee
Platform-protected payments with refund support for eligible order issues.
Platform Logistics
Inspection Service
After-Sales & Dispute Handling
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
| State | LED | Sound Alarm |
| Normal | Red LED flashes every 60 seconds | No |
| Test | Red LED ON | Rapid 'Di-Di-Di' |
| Alarm | Red LED ON | Rapid 'Di-Di-Di' |
| Low Power | Red LED flashes two times every 60 seconds | No |
| Standby | 10 seconds Test alarming, LED OFF | No |
| Auto Network Configuration | LED Indicator flashes every 1 second | No |
| Manual Network Configuration | LED Indicator flashes every 3 seconds | No |
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