Description
The Universal Single-Slot Li-ion Battery Charger is a compact charger for compatible 3.7V nominal lithium-ion rechargeable batteries. Designed for convenient home use and travel, it supports several cylindrical battery sizes, including 18650, 14500, and 16340 cells, provided the battery fits the charger correctly.
The charger accepts a wide AC input range of 100–240V and uses LED indicators to show charging status. Its listed end-of-charge voltage is 4.2V ±1%, suitable for standard 3.7V nominal lithium-ion cells when confirmed against the battery manufacturer’s specifications.
This charger is listed with a US or EU plug option. Check the plug type and output current for the specific version before ordering.
Key Features
- Single-slot charging: Charges one compatible battery at a time.
- Wide AC input: Supports 100–240V AC, 47–63Hz.
- Automatic charging termination: Designed to stop charging when the charging cycle is complete.
- LED status indicator: Green indicates standby or completed charging, while red indicates charging.
- Multiple battery sizes: Listed compatibility includes 18650, 14500, 16340, 10440, 17335, 17500, 17670, and 18500 cells, subject to physical fit and correct battery chemistry.
- Compact design: ABS housing for everyday use.
- Plug options: US or EU plug, depending on the supplied version.
Specifications
| Specification | Details |
|---|---|
| Product type | Single-slot Li-ion battery charger |
| Compatible chemistry | Standard 3.7V nominal lithium-ion cells |
| Input voltage | AC 100–240V |
| Input frequency | 47–63Hz |
| Output current | 450mA (EU version) / 500mA (US version), according to specification table |
| Output voltage | Listed as 3.7V; verify against the actual charger label |
| End-of-charge voltage | 4.2V ±1% |
| Charging slots | 1 |
| LED indicator | Green: standby/full; Red: charging |
| Housing material | ABS plastic |
| Plug type | US or EU, depending on version |
| Compatible sizes listed | 10440, 14500, 16340, 17335, 17500, 17670, 18500, 18650, and some listings mention 26650 |
| Dimensions | Approximately 10 × 3 × 4cm in the description; specification table lists approximately 10.16 × 4.06 × 4.06cm |
| Weight | Approximately 42g |
| SKU | 0938 |
| Availability | Out of stock |
| Listed price | ₨230 |
Specification note: The source lists different output-current values for the US and EU versions and describes the output as 3.7V, while also listing a 4.2V termination voltage. Verify the charger’s printed label and actual plug version before publishing the final electrical specifications.
Applications
- Charging compatible 18650 lithium-ion cells
- Charging compatible 14500 and 16340 rechargeable batteries
- Powering battery replacement routines for suitable portable electronics
- Charging compatible cylindrical cells used in DIY electronics and hobby projects
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