Details and highlights
My review
Description
The LR09 battery, commonly known as a “9V,” is the standard power source for a wide range of domestic and professional electronic devices. Its small size combined with its high voltage (9 volts) makes it the preferred choice of manufacturers for toys, motion sensors, remote controls, electronic scales, and smoke detectors. Duracell is a trusted brand when it comes to reliability and energy performance.
Technical specifications of the LR09 battery
This alkaline battery measures exactly 48 × 26 × 17 mm and weighs 45 grams. Its alkaline technology ensures a stable voltage of 9 volts throughout its use. Alkaline batteries have a shelf life of approximately 6 years, making them a smart choice for devices that are used infrequently or for emergency supplies. I consider this type of battery essential for any home equipped with portable electronic devices.
Typical uses and compatibility
- Electronic toys and remote controls
- Smoke detectors and motion sensors
- Wireless microphones and measuring devices
- Remote-controlled devices and portable devices
- Any equipment requiring a 9V power supply
The 9-volt output makes this a versatile battery, much more powerful than AAA (LR03) or AA (LR06) sizes. If you're looking for a rechargeable alternative, note that the HR22 model is available in a rechargeable version with the same dimensions, although its voltage is only 1.2 volts (adjust as needed for the device). For electronic intimate toys, see our selection of sex toys to find out which battery sizes are compatible with each model.
Storage and durability
Duracell offers a reliable alkaline formulation with excellent storage life. I recommend storing these batteries in a cool, dry place away from moisture. Unlike rechargeable batteries, alkaline batteries do not need to be recharged and are immediately available when urgently needed. Their 6-year storage life makes it possible to build up an emergency supply without the risk of rapid self-discharge.
A friend's tip — Always keep one or two LR09 batteries in a dedicated drawer. They are essential for portable devices, and it is frustrating to discover that you do not have any when you need them. Duracell is a safe choice for quality and reliability.
Features
Directions for use
Le conseil d'Alicia pour ce produit
Sécurité
Ne pas utiliser sur une peau irritée, blessée ou en cas d'inconfort persistant.
Ne pas partager le produit sans nettoyage préalable.
Avertissement
Tenir hors de portée des enfants.
Frequently asked questions
About the brand