Ideal Everyday Devices - Like Electronical Toys, Remote Controlled Cars. Walkie Talkies Radio’s, Flashlights, Audio Equipment Such As Radio, Speakers, Headphones, Led Sensor Lights, Alarm Systems, Lights, Mice & Keyboard, Bike Lights, Clocks, Scales. JCB Batteries and experience peace of mind knowing you have a reliable power source at your fingertips. Whether you're a parent with young children who constantly need batteries for their toys or you're preparing for the festive season and need batteries for fairy lights and Christmas decorations. These household 1.5v batteries in a pack of 40 have a decent operating time in all kinds of battery low powered devices (1.5 Volts). Bulk Pack: Ideal for household, industrial, OEM and professional use, packed in packs of 10.