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Your measuring and control instruments are only as good as the power that drives them. The pack of 4 Ansmann X-POWER AAA (LR03) batteries gives your indoor growing space a reliable, long-lasting and ready-to-use energy source. Thermo-hygrometers, electronic timers, pH meters, precision scales or remote controls: these essential accessories need steady power for accurate readings, day after day. Built by Ansmann, a German manufacturer renowned for cell quality, and selected by BloomLED for their performance, these 1.5V alkaline batteries deliver long runtime and a stable discharge curve. Keeping a pack on hand means your environment monitoring and automation never skip a beat, even during the most demanding stages of the cycle.

| Specification | Detail |
|---|---|
| Format | AAA / LR03 |
| Voltage | 1.5 V |
| Technology | Alkaline X-POWER |
| Quantity | 4 batteries per pack |
| Brand | Ansmann (Germany) |
| Use | Indoor growing accessories |
Ansmann's X-POWER range offers high energy density and a steady discharge: your thermo-hygrometers and timers stay reliable for months with no loss of accuracy. That means fewer frequent swaps and no faulty readings caused by a weak cell.
Shipped charged and holding their capacity in storage, these alkaline batteries are immediately ready to equip or rescue any accessory in your grow tent, with no waiting and no pre-charging required.
With the universal AAA format, they power the vast majority of measuring and control instruments used in indoor growing, from the humidity probe to the pocket pH meter, including timers and small dosing scales.
Yes. The AAA (LR03) format in 1.5V is the standard for thermo-hygrometers, timers and indoor-growing measuring instruments. These Ansmann batteries are compatible with the vast majority of such devices.
How long do these Ansmann X-POWER batteries last?Runtime depends on the device, but X-POWER alkaline technology delivers several months of power in a thermo-hygrometer or timer under normal use, with excellent shelf life before use.
Never let a sensor die mid-bloom: always keep a spare pack of AAA batteries in your grow space. A small detail that protects the consistency of your growth and bloom cycles.