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Master Instruments - TB-21700IC50
5.0Ah Protected Lithium-ion Torch Battery (TB-21700IC50-BP1)
5.0Ah Protected Lithium-ion Torch Battery (TB-21700IC50-BP1)
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$19.66 AUD
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Power your high-performance torch with confidence. The MI Battery Experts TB-21700IC50-BP1 is a 21700-size, 5,000mAh protected Li-ion battery designed specifically for lighting gear that demands long runtimes and dependable safety.
A built-in protection circuit safeguards against over-charge, over-discharge, short-circuit and over-current, while the button-top design ensures reliable contact in most premium flashlights and headlamps. Ideal for camping, 4WD touring, and emergency kits across Australia, this cell delivers stable output, long cycle life, and peace of mind.
Key Features
- High capacity 5,000mAh (5.0Ah): Excellent runtime for modern LED torches and headlamps.
- Built-in protection circuit: Guarded against over-charge, over-discharge, short-circuit and over-current.
- 21700 format, button-top: Secure contact and broad torch compatibility.
- Stable Li-ion performance: Consistent output and long cycle life with appropriate care.
- Single-pack convenience: Ready to charge and use in compatible devices.
- Australian use-case ready: Great for touring, camping, emergency lighting and professional duty.
Specifications
| Brand | MI Battery Experts |
| Model / Code | TB-21700IC50-BP1 |
| Cell Size | 21700 |
| Nominal Capacity | 5,000mAh (5.0Ah) |
| Chemistry | Lithium-ion (rechargeable) |
| Nominal Voltage | 3.6–3.7V |
| Max Charge Voltage | 4.2V |
| Protection Circuit | Integrated (over-charge, over-discharge, short-circuit, over-current) |
| Terminal | Button-top (protected) |
| Quantity | 1 battery |
| Typical Applications | Torches/flashlights, headlamps, lighting gear |
| Charging | Use a quality Li-ion charger with 21700 support |
| Dimensions | Ø ~21.5 mm × ~70–75 mm (protected, approx.) |
| Operating Guidance | Do not mix old/new cells; do not use in devices requiring unprotected/flat-top cells |
| Country of Use | Suitable for the Australian market |
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