---
title: "Flextail ZERO Battery"
name: "Flextail ZERO Battery"
brand: "Flextail"
description: "Replacement rechargeable battery with a capacity of 650 mAh for the Flextail ZERO pump or the Flextail TINY Helio 600Z headlamp – lightweight, reliable, and powerful."
handle: "flextail-zero-battery"
sku: "98214"
ean: "6975755962993"
gtin: "6975755962993"
canonical_url: "https://gramino.com/p/flextail-zero-battery"
html_url: "/p/flextail-zero-battery"
md_url: "/p/flextail-zero-battery.md"
locale: "en"
market: "eu"
currency: "EUR"
price: 7.6
price_formatted: "€7.60"
availability: "OutOfStock"
item_condition: "NewCondition"
category: "Headlamps"
category_path: "/c/gear/headlamps"
breadcrumbs:
  - name: "Home"
    url: "/"
  - name: "Gear"
    url: "/c/gear"
  - name: "Headlamps"
    url: "/c/gear/headlamps"
  - name: "Flextail ZERO Battery"
    url: "/p/flextail-zero-battery"
last_updated: "2026-10-13"
---

# Flextail ZERO Battery

Brand: Flextail · Category: [Headlamps](/c/gear/headlamps.md)
Battery capacity: 650 mAh · Battery type: Lithium-ion battery · Weight: 16 g

## Offer

- Price: €7.60
- Availability: Out of stock
- Condition: New
- Buy on the website: [HTML product page](/p/flextail-zero-battery)

## Description

Replacement rechargeable battery with a capacity of 650 mAh for the Flextail ZERO pump or the Flextail TINY Helio 600Z headlamp – lightweight, reliable, and powerful. Thanks to direct charging via USB-C, you can charge it anywhere – you just need a power bank or adapter.

## This could come in handy for you.

Rechargeable battery with a capacity of 650 mAh.

## Specifications

- Weight: 16 grams
- Capacity: 650 mAh
- Charging: USB-C
- Battery type: RCR123A (Li-ion 16340)
- Energy: 2,4 / 3,3 Wh
- Output current / charging current: up to 3,6 A / 0,45 A
- Charging time: about 2,5 hours
- Number of charging cycles (lifespan): up to 500
- Charging indicator: red (charging), green (fully charged)
- Inner safety feature, doesn't contain mercury or lead
- Charging temperatures: 0–45 °C
- Functionality in winter: more than 60 % capacity at –20 °C
- Compatibility: [Flextail ZERO pump](/p/flextail-zero-pump), [Flextail TINY Helio 600Z](/p/flextail-tiny-helio-600z)

## Specs

- Color: Black
- Battery capacity: 650 mAh
- Battery type: Lithium-ion battery
- Weight: 16 g
- Woocommerce product id: 164075
- Brand: Flextail

## Related

- [Gramino Ultralight Sit Pad](/p/gramino-ultralight-sit-pad.md)
- [Flextail ZERO Pump 2](/p/flextail-zero-pump-2.md)
- [Gramino SagiFlow](/p/gramino-sagiflow-ultralight-bidet.md)
- [Nitecore NB10000 Power Bank GEN4](/p/nitecore-nb10000-power-bank-gen4.md)
- [Nitecore NB20000 Power Bank GEN3](/p/nitecore-nb20000-power-bank-gen3.md)
- [Gramino Gear List Men's](/p/gramino-tshirt-gearlist-mens.md)
- [Nitecore NB Air](/p/nitecore-nb-air.md)
- [Tyvek 75x230 cm (for 1 person)](/p/tyvek-groundsheet-230-x-75-cm.md)

## Shipping and returns

- [Shipping and payment](/shipping-payment)
- [Returns](/return-order)

## Images

- ![Flextail ZERO Battery](https://media.gramino.com/medusa/2b8daf829ab86e860381cadbab9e1638-01KWHVSF3YFR6PN1KDNVRX0TGB.webp)
- ![Flextail ZERO Battery](https://media.gramino.com/medusa/07846b2cc93c89f04c4da296cf3e89a8-01KWHVSF4SVGPMPRPAB6K5CH20.webp)
- ![Flextail ZERO Battery](https://media.gramino.com/medusa/fb5aabaebb84c7224ba1bfe3731bdf9f-01KWHVSF63DC2Z6Q6C6AADD0WQ.webp)
- ![Flextail ZERO Battery](https://media.gramino.com/medusa/391b809e35f3b5535a9a3bf56f39f2bb-01KWHVSF8KXM640813TZRN74TP.webp)
- ![Flextail ZERO Battery](https://media.gramino.com/medusa/778f9fdf8c62a92111036751f8ba7880-01KWHVSFD8YBX947YFC6603SDV.webp)

## Identifiers

- SKU: 98214
- EAN: 6975755962993
- Handle: flextail-zero-battery
- Brand: Flextail

This product is also available as [HTML](/p/flextail-zero-battery).

Category: [Headlamps](/c/gear/headlamps.md) · [Sitemap](/sitemap.md)

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