Keeppower IMR18350 1600mAh 3.7V 8A High-Drain Li-ion Battery – 5.76Wh for Camera Gimbals & Compact Flashlights (Flat/Button Top, 2pcs)

Product Description:
The Keeppower IMR18350 is a high-performance 18350 lithium-ion battery engineered for compact high-drain applications. This 2pcs bundle delivers a true 1600mAh capacity (5.76Wh), a stable 5A continuous discharge current, and an impressive 8A peak pulse discharge. With an ultra-low internal resistance of ≤35mΩ, it provides reliable, powerful energy for demanding devices such as handheld camera gimbals, compact tactical flashlights, and mini electronic cigarettes.

Built with advanced Li-ion chemistry, this battery offers excellent energy density and stable voltage output under heavy loads. It is the perfect power solution for professionals and enthusiasts who need reliable performance in a compact 18350 form factor.

To suit your specific device requirements, we offer 2 top-terminal variants:

1. Flat Top (2pcs): Standard 18.5mm x 35mm flat positive terminal.

2. Button Top (2pcs): 18.5mm x 36.5mm with a protruding positive terminal (approx. 1.5mm taller) for recessed contacts.

Key Features:

• 2pcs Keeppower IMR18350 Premium Cells: High-quality Li-ion batteries from the trusted brand Keeppower.

• 1600mAh / 5.76Wh Capacity: Provides reliable energy for extended runtimes.

• 5A Continuous Discharge: Delivers a stable 5A output for medium-to-high power devices.

• 8A Peak Pulse Discharge: Provides an 8A burst of power for demanding instantaneous loads.

• Ultra-Low Internal Resistance (≤35mΩ): Ensures minimal heat generation and efficient energy transfer.

• Compact 18350 Size: Measures 18.5mm (Diameter) x 35mm (Height, Flat Top), perfect for compact devices.

• Versatile Top Options: Choose from Flat Top or Button Top to match your device's contact requirements.

• Wide Operating Temperature: Supports discharging from -20°C to 60°C and charging from 0°C to 45°C.

• Professional Grade Quality: Manufactured by Keeppower, a trusted brand in high-performance batteries.

Product Parameters (Based on Spec Sheet):

• Brand: Keeppower

• Model: IMR18350

• Size: 18350

• Standard Capacity: 1600mAh

• Minimum Capacity: 1550mAh

• Energy: 5.76Wh

• Nominal Voltage: 3.6V / 3.7V

• Max Continuous Discharge Current: 5.0A

• Max Pulse Discharge Current: 8.0A

• Internal Resistance: ≤35mΩ

• Charging Voltage: 4.20V ± 0.05V

• Standard Charging Current: 150mA (approx. 8 hours)

• Fast Charging Current: 700mA

• Discharge Cut-off Voltage: 3.00V

• Cycle Life: 300+ cycles

• Operating Temp - Charging: 0°C to 45°C

• Operating Temp - Discharging: -20°C to 60°C

• Storage Temp: -5°C to 35°C

• Weight: Approx. 21g

• Variant Options: Flat Top (35mm) / Button Top (36.5mm)

• Dimensions: 18.5mm (Diameter) x 35mm (Flat) / 36.5mm (Button)

• Pack Quantity: 2pcs

Applications:

• Handheld Camera Gimbals & Stabilizers: Delivers stable, high-current power for professional video gimbals and stabilizers.

• Compact EDC Flashlights: Powers high-lumen compact tactical flashlights and headlamps.

• Mini Drones & Micro RC Hobbies: Powers small drones and micro RC vehicles.

• Portable Electronic Instruments: Ideal for compact measurement tools and portable diagnostic devices.

Frequently Asked Questions (FAQ):

Q1: What is the difference between the Flat Top and Button Top?
A1: The Flat Top measures 35mm in height. The Button Top features a protruding positive terminal and measures approximately 36.5mm in height (about 1.5mm taller). Choose the Button Top if your device requires a raised contact point.

Q2: What is the discharge current of this battery?
A2: This Keeppower IMR18350 has a 5A continuous discharge and an 8A peak pulse discharge, making it highly suitable for gimbals, flashlights, and other high-drain compact devices.

Q3: What is the energy capacity of this battery?
A3: This battery delivers a true 1600mAh capacity, which translates to 5.76Wh of total energy, providing extended runtimes for power-hungry devices.

Q4: What kind of charger should I use for this battery?
A4: You must use a charger specifically designed for 3.6V/3.7V Li-ion batteries with a 4.2V cut-off voltage. A smart charger with over-charge protection is highly recommended.

Q5: How long does it take to fully charge this battery?
A5: Using the standard 150mA charging current, it takes approximately 8 hours for a full charge. Using a 700mA fast charger, it charges significantly faster.