Bluetooth sipport: 3.0
Charging current: 5DC/100mAH
Bluetooth scheme : JR
Accessory: USB charge cable
Battery: 3.7V/180mAH
Crust weight(g): 50
Power: 1W
Crust Size(mm): @38*28
Range: 10M
With string: yes
Waterproof Rate: IPX4
Unit package: PVC transparent box
Case Material: ABS
Carton size: 40*20*18
Key material: silica gel
Qty(PCS/CTN): 90
Color: negotiable
G.W.(KGS) 5.20
measure dropping - height: 1M
N.W.(KGS) 4.50