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Three rectangular lithium-ion batteries and a compact four-bay USB charger with Micro-USB and Type-C ports

Kastar

Kastar NP-BY1 3.7V 1100mAh 3-Pack + Quadruple Charger

SKU CH-RSQB-GQ2V8

Three lithium-ion 1100 mAh batteries with a USB quadruple charger that powers four cells at once for Sony, Pentax and Ricoh cameras

  • Total capacity4.07 Wh
  • Pack contents1 Charger + 3 Batteries
  • Battery chemistryLi-Ion
  • Product typeBattery & Charger
  • Product dimensions3.5 × 2 × 2.5 in
  • Key featuresQuadruple USB charger, can charge 4 batteries at the same ti
  • Three lithium-ion batteries deliver 1100 mAh each for extended shooting
  • Quadruple USB charger powers four cells simultaneously from one outlet
  • Intelligent display shows real-time charging status and remaining capacity
  • Micro-USB and Type-C inputs with included Type-C cable enable flexible power sources
  • Compatible with Sony NP-BY1, Pentax D-LI78, Ricoh DB-80 and Sanyo DB-L70 batteries

Battery Pack & Charger Kit

This kit contains three 3.7V 1100mAh lithium-ion batteries and a quadruple USB charger. It replaces the Sony NP-BY1, Pentax D-LI78, Ricoh DB-80 and Sanyo DB-L70 cells. The bundle suits owners of compatible Pentax Optio, Sony Action Cam Mini, Ricoh R50 or Sanyo Xacti cameras who need spare power.

Check Camera & Charger Compatibility

Verify that your camera accepts one of the listed battery models before ordering. The charger requires a 5V 2-3A USB power source with a Micro-USB or Type-C cable; the Type-C cable is included. It charges up to four batteries at once with adaptive current per slot.

Build & Daily Use

Each cell is rated at 4.07 Wh and measures 3.5 by 2 by 2.5 inches. The compact charger shows charging status and remaining capacity on its display. Dual USB inputs let you power it from common adapters or power banks. This kit does not serve cameras that use proprietary batteries outside the listed models.

How it compares

Measured against everything we stock in Camera Batteries, Grips & Chargers, at today’s prices. Recalculated every night.

Price $19.99
Pricier than about 60% of the 5,900 comparable items (median $17.99).

Specifications

Product
Brand nameKastar
Model nameNP-BY1
Part numberLHD4-3B-BY1-B
Total capacity4.07 Wh
Product typeBattery & Charger
Power
Battery chemistryLi-Ion
Size & build
Product dimensions3.5 × 2 × 2.5 in
In the box
Pack contents1 Charger + 3 Batteries

Other versions of this model

5 more in the same range

Questions about this item

What is included in the pack and what must be purchased separately?

The pack contains three 3.7V 1100mAh Li-Ion batteries and one quadruple charger with a Type-C cable. A USB power adapter delivering 5V 2-3A is not included.

Which charger version should I choose for simultaneous charging of all four slots?

The single charger supplied has four bays and supports 800mA per bay for one or two batteries and 500mA per bay for three or four batteries at once.

What does the 4.07 Wh rating mean for actual camera run-time?

Each 4.07 Wh battery at 3.7V provides 1100mAh, matching the original NP-BY1 / D-LI78 capacity for equivalent shooting time in compatible Pentax Optio and Sony Action Cam models.

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