High Drain / Low Drain Chemical System

Watch Batteries are manufactured in one of two chemical systems, High Drain or Low Drain. As a general rule, most watch repair centers install the Low Drain version of a battery unless the high drain battery is specifically requested in the watches manual.

	Watch Tools:
	Back Opener Opens pop off watch backs.

	Back Opener Opens screw off watch backs.

	Back Closer Closes pop off watch backs.

	Case Holder Holds watch steady while you work on it.

	Battery Tester Tests voltage of silver oxide and alkaline batteries.

		Low Drain Silver Oxide Batteries: For applications with a continuous, low power consumption: Analog watches and digital watches without added functions. Low Drain Battery Numbers: 337 335 317 379 319 339 321 364 377 346 341 315 362 397 329 384 309 373 371 395 394 366 381 390 344 301 303

		High Drain Silver Oxide Batteries: For applications with a continuous, low power consumption and/or occasional high peak currents: Analog and digital watches with extra functions (backlight, alarm), pocket calculators, electronic games, cameras, etc. High Drain Battery Numbers: 376 361 396 392 393 370 399 380 365 391 389 350 386 357

		Pricing: Wholesale Pricing: .40¢ to .99¢ [Buy]

		Other Battery Sizes: [View]