Battery: Rechargeable lithium battery (3.7V)
Continuous use for 2 hours, more than 300 recharges
Battery life: discharge
Charging power supply: MICRO USB (DC5V; 1 60MA)
Type of protection against electric shock: Class II equipment, internal power supply equipment
Degree of protection against electric shock: BF type product
IPX4 (ultrasound probe area),IPX1 (anti-liquid penetration degree:
The rest of the shell) has flammable gas
Not suitable for environments with flammable gas
Working mode: continuous work
Product size: 46MM39MM135MM
Product net weight: 150 G
Communication method: Ultra-low energy Bluetooth 4.0.