Feature: 1. Compatible Brands: This water heater battery box is compatible for Ascot, for Caloex, for Cinsa, for Foset, for Heatmaster. 2. Compatible Household Appliance Types: This gas bolier battery box is applicable for BoilerDepaso instantaneous heater. 3. Applicable Battery: This battery box is suitable for 3V D batteries, and is recommended for any heater using 2 D batteries. 4. Anti Deformation: Premium eco friendly ABS material, durable and safe, not easy to change color and deformation, slippy without burrs. 5. Replacement Parts: This battery box can be used as a replacement part for maintenance and prolong the service life of the water heater. Specification: Item Type: Water Heater 3V D Battery Box Material: Eco Friendly ABS Gross Weight: 40g / 1.4oz Commodity Use: water heater battery box Commodity Size: Approx.8.2 x 7.5 x 4cm / 3.2 x 3.0 x 1.6in Product Details: Compatible Household Appliance Types: for BoilerDepaso Instantaneous Heater Compatible Brands: for Ascot, for Caloex, for Cinsa, for Foset, for Heatmaster Compatible Models: for Biolerdepaso, for Boiler snapshot Applicable: Recommended for any brand heater with 2pcs D type batteries. Package List: 1 x Water Heater Battery Box