Product information:
Antenna: 2.4G 3D antenna
External pins: G0, G25/G26, G36, G32, G33
Battery: 200mAh @ 3.7V, inside
Working temperature: 0 ° C to 40 ° C
Shell material: Plastic (PC)
Product size: 48 * 25 * 13mm
Packaging size: 114 * 64 * 23mm
Product weight: 17g
Packaging weight: 24.8g
IoT development board * 1