A Philips 2032 model Bakelite speaker, circa 1932 (old shop stock with original guarantee card)
Button cell CR2032/27 | Philips
Lithium Philips 2032 button cell
Philips Lithium Coin batteries CR2032, CR 2032
5 X PHILIPS battery button litium 3V DL2032 CR2032 CR 2032 battery Blister pack lithium technology offers durable energy reliable and long-lasting performance. No mercury, no lead - AliExpress