3.7V 9900mAh Rechargeable Button top Li-ion Batteries 4slot USB Charger lot

High Capacity - 9900mAh provides long-lasting power for your devices. 4 x 18X65mm 9900mAh Li-ion Batteries. High capacity 9900mAh. ICR 18X65mm Li-ion Batteries. Button Top Design - Specifically designed for devices requiring button top batteries.

78.98$

Product Stock Quantity
7V Rechargeable Li-ion Battery & 4Slot USB Charger

7V Rechargeable Li-ion Battery

3.7V 18X65mm (9900mAh) & 4Slot USB Charger

Product Specifications

Battery Model
ICR 18X65mm Li-ion Batteries
Nominal Capacity
9900mAh
Nominal Voltage
3.7V
Discharging End Voltage
3.0V
Maximum Charging Voltage
4.25V
Charging Voltage
4.2V±0.05V
Cycle Life
About 500-1000 times
Internal Resistance
Less than 60mΩ
Weight
Approx 35 g
Battery Size
Diameter 18* Height 65 mm
Charging Temp
0℃~+45℃
Discharging Temp
-20℃~+60℃

Battery Features

  • High Capacity - 9900mAh provides long-lasting power for your devices.
  • Rechargeable - No memory effect, can be recharged many times.
  • Button Top Design - Specifically designed for devices requiring button top batteries.
  • High Performance - Manufactured by Hi-Capacity power products for efficiency and reliability.
  • Wide Compatibility - Perfect for flashlights, toys, power tools, and more.

USB Smart 4 Slots Charger Features

Fast Charging

Fully and quickly charges the battery.

🔌

Four Channels

Independently charges 4 batteries at the same time.

🛡️

Six Protections

Overcharge, overcurrent, overtemperature, short circuit, reverse connection, and over discharge protection.

🌍

Wide Input

AC 100-240V input, suitable for worldwide use.

🔋

Auto Cutoff

Automatically stops charging at 4.20V ± 0.05V.

🔄

Compatible

For 18X65mm/16650/14500/16340/10440/14650/18350/18500 and other lithium batteries.

Typical Applications

🎮
Toys
🔧
Power Tools
🏠
Home Appliances
📱
Consumer Electronics
🌞
Solar Lights
🎶
Bluetooth Speakers
📷
Digital Cameras
🔦
Flashlights
🔋
Portable Devices

Charger Specifications

Input
AC 100-240V DC 5V 1-2A
CC Current
1000mA ± 10%
Auto Recharge Voltage
4.10V ± 0.10V
Auto Cutoff Voltage
4.20V ± 0.05V
Suitable Batteries
18X65mm/16650/14500/16340/10440/14650/18350/18500

Package Includes

🔋

Rechargeable Batteries

4 x 18X65mm 9900mAh Li-ion Batteries

🔌

USB Charger

1 x 4 Slot USB Smart Charger

📖

User Manual

1 x Instruction Guide

Battery vs Charger

Battery Features

High capacity 9900mAh
Button top design
3.7V nominal voltage
No memory effect
Long cycle life (500-1000 times)
Low internal resistance (<60mΩ)
Wide temperature range

Charger Features

4 independent charging slots
Fast charging technology
Six protection mechanisms
Universal AC input
Auto voltage detection
LED charging indicators
Compatible with multiple battery types
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© 2025 PowerTech Batteries. All rights reserved.

Package Content 50*battery(without charger))
Amp Hours USPS FAST SHIPPING
Application etc, for flashlight torch and headlamp
Battery Type Rechargeable
Brand Unbranded
Charger Type Mains Charger/USB
Chemical Composition Li-Ion
Compatible Battery Sizes Array
Model (Not AA battery /Not Flat Top Battery)
Product Type Battery
Type 3.7v Rechargeable Batteries Battery
Voltage 3.7 V

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