1. Voltage: DC3.7V 250mAh Lithium polymer battery 2. Frequency: 433MHz 3. Receiver Sensitivity: ≥-120dBm 4. Dimension: W37 x L52 x H11.5mm |
1. Voltage: DC3V (CR2025 button cell battery) 2. Frequency: 433MHz 3. Built-in antenna 4. Dimension: 60 x 50 x 8.5mm |