Product Review
TN299 Hybrid Universal Charger is Tenergy's latest smart battery charger for NiMH/NiCd/Li-ion/LiFePO4 batteries. With its intelligent IC, you can charge batteries of different sizes and rechargeable battery types in any of its 4 independent charging slots ,and monitor them simultaneously. TN299 is your best choice to get your batteries charged fast and safely.
Large Backlit LCD
Large easy-to-read LCD display with backlight allows you to monitor charging status in detail anywhere, anytime, even in the dark.
Bad Battery Alert
Detects non-rechargeable batteries (Dead, incorrect, or wrongly inserted) and helps protect against accidents caused by faulty batteries and/or user error.
Advanced Safety Protection
Automatically detects battery status and selects the appropriate voltage and charge mode; stops charging when complete. Also features protection against reverse-polarity, over-charge, overheating and short-circuit to ensure total charging safety.
Product Size
Length: 6.4"
Weight: 5.6"
Height: 2.4"
Charger Technical Specifications:
Input: 12V/1A (power adapter included)
Li-ion/LiFePO4 Charging Current: 400mA (1-2pcs) / 800mA (3-4pcs)
NiMH/NiCd Charging Current: 1A (AA/C/D) / 0.5A (AAA) / 50mA (9V)
Unit Dimensions: 6.4" (L) x 5.6" (D) x 2.4" (H)
Unit Weight: 337 g / 0.74 lb
Operating Temperature: 0~40°C / 32~104°F
Tenergy Low Self Discharge Battery Specifications:
Size: D
Voltage: 1.2V
Weight: 165 g
Capacity: 8000mAh
Dimensions: 61.5 mm (height) x 33 mm (diameter)
Package Contents:
TN299 charger x 1
Power adapter x 1
User's manual x 1
Tenergy Centura NiMH D Battery x 8










