Highlights Brand Name:Lenovo Connectors:None Control Button:Yes Active Noise-Cancellation:No Style:True Wireless Communication:Wireless+Wired Vocalism Principle:Dynamic Volume Control:Yes Wireless Type:bluetooth Support Memory Card:No With Microphone:Yes Frequency Response Range:20-20000Hz Sensitivity:98±3dB Waterproof:Yes Plug Type:Wireless Support APP:No Battery:105mAh

 

Price 50৳

Highlights

• The input voltage: 4.35-6 v (recommended voltage 5 v)
• Charge cut-off voltage: 4.2 V + / - 1%
• Maximum charging current output: 1000 ma
• The battery overcharge protection voltage: 4.28 V
• Battery overcharge lifting voltage: 4.00 V
• The battery discharge protection voltage: 3.0 V
• Battery discharge termination voltage: 3.2 V
• Battery: over-current protection current 3 a
• The board size: about 2.5 * 1.65 CM
• Light state: no load the light not bright, red light for recharging, is full of green light.

Description

• Type-c USB 5V 1A 18650 TC4056A Lithium Battery Charger Module Charging Board With Protection Dual Functions 1A Li-ion Board

• The input voltage: 4.35-6 v (recommended voltage 5 v)
• Charge cut-off voltage: 4.2 V + / - 1%
• Maximum charging current output: 1000 ma
• The battery overcharge protection voltage: 4.28 V
• Battery overcharge lifting voltage: 4.00 V
• The battery discharge protection voltage: 3.0 V
• Battery discharge termination voltage: 3.2 V
• Battery: over-current protection current 3 a
• The board size: about 2.5 * 1.65 CM
• Light state: no load the light not bright, red light for recharging, is full of green light.