Description

The Speras S34 is a premium 18650 lithium-ion battery designed for long runtime and stable performance. Rated at 3400 mAh, it’s ideal for high-drain devices like flashlights, electronics, and portable gear. The cell includes integrated overcharge and over-discharge protection to safeguard against misuse.

With low self-discharge and reliable output, the S34 offers dependable energy storage even during standby periods. It’s a solid choice for users seeking a balance between capacity, safety, and durability.

Key Features:

  • 3400 mAh rated capacity

  • Nominal voltage ~ 3.7 V

  • Overcharge & over-discharge protection built in

  • Low self-discharge for better shelf life

  • Stable performance under varying loads

  • Compatible with flashlights and high-drain electronics

Specifications:

Specification Detail
Brand Speras
Model S34
Capacity 3400 mAh
Voltage 3.7 V
Protection Overcharge / Over-discharge
Charging Current 1 A recommended, up to 2 A max
Length ~ 69 mm
Diameter ~ 18.6 mm
Weight ~ 50 g
Watt-hours ~ 12.58 Wh

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Product form

Speras 3400 mAh 18650 Rechargeable Li-ion Battery | S34

Speras

    SKU: S34

      Description

      The Speras S34 is a premium 18650 lithium-ion battery designed for long runtime and stable performance. Rated at 3400 mAh, it’s ideal for high-drain devices like flashlights, electronics, and portable gear. The cell includes integrated overcharge and over-discharge protection to safeguard against misuse.

      With low self-discharge and reliable output, the S34 offers dependable energy storage even during standby periods. It’s a solid choice for users seeking a balance between capacity, safety, and durability.

      Key Features:

      • 3400 mAh rated capacity

      • Nominal voltage ~ 3.7 V

      • Overcharge & over-discharge protection built in

      • Low self-discharge for better shelf life

      • Stable performance under varying loads

      • Compatible with flashlights and high-drain electronics

      Specifications:

      Specification Detail
      Brand Speras
      Model S34
      Capacity 3400 mAh
      Voltage 3.7 V
      Protection Overcharge / Over-discharge
      Charging Current 1 A recommended, up to 2 A max
      Length ~ 69 mm
      Diameter ~ 18.6 mm
      Weight ~ 50 g
      Watt-hours ~ 12.58 Wh

      Read more

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