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Two Kastar BL-5B lithium-ion batteries and a compact LCD charger with foldable flat plug

Kastar

Kastar BL-5B 2-Pack Battery & LCD Charger

SKU CH-DWG6-6A711

Two 3.7 V 890 mAh Li-Ion batteries with a foldable-plug AC charger showing red while charging and green when full

  • TypeBattery & Charger
  • Pack1 Charger + 2 Batteries
  • ChemicalLi-Ion
  • Capacity4.26 Wh
  • Dimensions3*2*2 Inch
  • FeaturesFoldable Flat Plug
  • Two 890 mAh Li-Ion batteries power compatible devices longer
  • Smart LCD charger shows red while charging and green when full
  • Foldable flat plug stores neatly for travel or home use
  • Wide 100–240 V AC input works worldwide without a converter
  • Replaces BLAUPUNKT TM533443 1S1P and Callstel TM533443 1S1P batteries

Two BL-5B Batteries with LCD Charger

The pack contains two 3.7V lithium-ion cells rated at 890mAh and a wall charger with a foldable flat plug. The charger accepts AC 100 to 240V at 50 or 60Hz and delivers 4.2V at 600mA. A red LED shows charging while a green LED signals standby or full charge.

Fits Dash-Cam and Speaker Systems

Each battery measures 3 by 2 by 2 inches and stores 4.26 Wh of energy. The set replaces BLAUPUNKT TM533443 1S1P and Callstel TM533443 1S1P cells used in ECHO HD eR1, BLAUPUNKT BT Drive Free 111, 112, 211, 311, Callstel BFX-300 and Prestigio RoadRunner 505. The foldable plug reduces bulk in a travel bag.

For Owners of Listed Devices Only

Buyers with the exact models above can swap depleted packs without modification. Users whose equipment requires a different voltage, capacity or form factor should look elsewhere. No other camera or accessory compatibility is implied.

Highlights

  • Two 890 mAh Li-Ion batteries power compatible devices longer
  • Smart LCD charger shows red while charging and green when full
  • Foldable flat plug stores neatly for travel or home use
  • Wide 100–240 V AC input works worldwide without a converter
  • Replaces BLAUPUNKT TM533443 1S1P and Callstel TM533443 1S1P batteries

Specifications

BrandKastar
ModelBL-5B
Part NumberMCH-2B-BL5B-1
TypeBattery & Charger
Pack1 Charger + 2 Batteries
ChemicalLi-Ion
Capacity4.26 Wh
Dimensions3*2*2 Inch
FeaturesFoldable Flat Plug

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Questions about this item

How long can the 890 mAh batteries power a device before needing a recharge?

Each BL-5B cell stores 890 mAh at 3.7 V, giving 4.26 Wh of energy; actual run time depends on the power draw of the connected device.

Does the charger become noisy or hot when left plugged in all day?

The wall charger has no fan and uses a simple AC-to-DC circuit, so it runs silently and stays only slightly warm during continuous charging.

Which devices are confirmed to work with these BL-5B batteries?

Compatible models include the ECHO HD eR1, BLAUPUNKT BT Drive Free 111, 112, 211 and 311, Callstel BFX-300 and Prestigio RoadRunner 505.

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