Are you looking forward a digital caliper? This product equipped with 4 measurement functions, inch and mm units, IP54 waterproof, large LCD screen, these pros makes it perfect for you.

Features:
Equipped with 4 measurement functions, with this product, you can measure inside diameter, outside diameter, depth and step.
With the power switch (OFF/ON), inch and mm units conversion switch.
Made of stainless steel, IP54 waterproof, rust resistant, practical.
Four kinds of measurement range for optional, choose what you need.
Large LCD screen, easy to get the precise data, no more frustration from imprecise measurements or difficulty reading the lines.
USB interface allows data to outputted to a printer or computer for data processing and printing.

Specifications:
Type:
Type 1: 0-100mm
Type 2: 0-150mm
Type 3: 0-200mm
Type 4: 0-300mm
Material: stainless steel
Color: black
Units: mm/ inch (switchable)
Display: LCD Display
Measuring range: 0-100mm, 0-150mm, 0-200mm, 0-300mm(optional)
Button: mm/in/ OFF/ON
Power supply: 1 * 3V CR2032 Button Cell (2 Included)
Product size:
Type 1: 72 * 60 mm / 2.83 * 2.36 in
Type 2: 235 * 75 mm / 9.3 * 3.0 in in
Type 3: 290 * 90 mm / 11.42 * 3.54 in
Type 4: 390 * 103 mm / 15.35 * 4.06 in
Product Weight:
Type 1: 100g / 3.53 ounce
Type 2: 180g / 6.35 ounce
Type 3: 200g / 7.05 ounce
Type 4: 280g / 9.88 ounce
Package Size:
Type 1: 184 * 73 * 26 mm / 7.24 * 2.87 * 1.02 in
Type 2: 260 * 105 * 32 mm / 10.24 * 4.13 * 1.26 in
Type 3: 325 * 128 * 33 mm / 12.80 * 5.04 * 1.30 in
Type 4: 432 * 136 * 33 mm / 17.01 * 5.35 * 1.30 in
Package Weight:
Type 1: 200g / 7.05 ounce
Type 2: 400g / 14.11 ounce
Type 3: 520g / 18.34 ounce
Type 4: 760g / 26.81 ounce

Package List:
1 * Vernier caliper
2 * 3V CR2032 button cell
1 * User manual