Description
Discover the next level of battery charging with the Advanced Hohm School Dual BLD Battery Charger, engineered to simplify your charging needs without the clutter of screens. This innovative charger is built on the reliable Hohm SCHOOL platform, now enhanced with dual Battery Length Detection (BLD) Systems and an upgraded Input Power Regulator (IPR) to seamlessly manage power delivery. The BLD system intelligently adjusts the charging amperage based on the battery's length, ensuring each cell receives exactly what it needs for optimal charging. With the ability to revive batteries considered beyond recovery and equipped with a robust USB-C connection that supports up to a 4A combined charge rate, this charger is designed to make battery charging as effortless as possible.
Compatible with:Charges Li-ion Batteries Up to 71mm Length: 10440, 10500, 13450, 14500, 14650, 16500, 18490, 18650, 18700, 20650, 20700, 21650, 21700, 22500, 22650, 26500, 26650 & more
Technical Info:
- Advanced BLD System: Automatically adjusts amperage based on battery length, ensuring optimal charge rates and prolonging battery life.
- Integrated IPR: Regulates input power directly within the unit, protecting USB power sources and ports from stress and damage.
- 2V Activation at 0.2A: Capable of charging deeply discharged batteries, restoring cells you thought were permanently depleted.
- Intuitive LED Indicators: Features solid and pulsing LED lights for quick and easy charge status updates at a glance.
- Comprehensive Safety Features: Includes reverse polarity, wrong battery type, overcharge, and short circuit protection, ensuring safe operation.
Compatible with:Charges Li-ion Batteries Up to 71mm Length: 10440, 10500, 13450, 14500, 14650, 16500, 18490, 18650, 18700, 20650, 20700, 21650, 21700, 22500, 22650, 26500, 26650 & more
Technical Info:
- Input – DC 5V/4A, 2A, 1A (USB type C)
- Output – Up to 4A Distribution: 2*2A, 4*1A
- SIZE/TYPE COMPATIBILITY - ✔ 18650 ✔ 20700 ✔ 21700
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Data Specification Sheet: Hohm Tech School 4 Manual
- Hohm Tech School 4 battery charger
- HC USB-C cable
- User Manual with Warranty info
⚠ Important Safety Warnings
Improper use of a battery charger can result in overcharging, short circuits, or damage to the battery, causing FIRE, EXPLOSION, or ELECTRICAL SHOCK. Users must follow all safety guidelines to ensure proper operation. Click here to review the full safety guidelines.
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Device Compatibility:
- Use the charger only for compatible battery types and sizes as specified by the charger manufacturer. Ensure the charger is appropriate for the battery chemistry, size, and protection status (e.g., unprotected or protected cells).
- Do not charge non-rechargeable batteries (e.g., alkaline or primary cells).
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Proper Use:
- Only charge batteries in a fireproof or non-flammable area. Avoid charging on beds, couches, or other flammable surfaces.
- Do not force a battery into the charger slot if it does not fit properly. This can damage the charger or battery and may result in unsafe charging conditions.
- Inspect batteries before charging: Do not charge if the battery casing, wrapper, or terminals are damaged, dented, leaking, or bulging.
- Never leave batteries unattended while charging. Monitor the charging process, and unplug the charger when charging is complete.
- Avoid exposing the charger to liquids, high heat, or direct sunlight.
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Inspection:
- Do not use the charger if the power cord, plug, or device is damaged.
- Inspect both the charger and the battery for any signs of damage before use.
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Storage & Handling:
- Keep the charger away from children and pets.
- When not in use, unplug the charger and store it in a cool, dry place.
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Prohibited Activities:
- Do not modify or disassemble the charger.
- Do not attempt to repair a damaged charger—replace it with a new one.
- Avoid using extension cords or adapters that exceed the manufacturer’s recommendations.
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Emergency Response:
- If the charger or battery emits smoke, sparks, or a burning smell, disconnect the power immediately and move the battery and charger to a safe area.
- In case of fire, use a Class D fire extinguisher or sand to extinguish the flames.
Disclaimer
18650Battery.com is not responsible for any damages, injuries, or claims arising from improper use, handling, or failure to follow these safety guidelines. Battery chargers must only be used with compatible battery types and operated in accordance with manufacturer instructions. It is the reseller's responsibility to ensure all safety warnings and product guidelines are effectively communicated to their customers. Users and resellers assume full responsibility for the safe handling, usage, and distribution of this product.