Features Lightweight & Compact Design: Easy to carry and store, this handheld refractometer is perfect for various liquid samples, making it ideal for home and professional use High-Definition Clarity: Featuring an imported prism and high-definition eyepieces, this ethylene glycol concentration meter provides clear readings for effortless operation Comfortable Grip & Control: The non-slip rubber sleeve ensures a stable hold, allowing you to maintain precise control while measuring battery fluid content Durable Construction: Made from aluminum alloy and rubber, this ethylene glycol refractometer is built for long-lasting use, ensuring reliability in demanding environments Wide Measurement Range: With high accuracy and convenience, this concentration tester allows you to measure liquid content to a high standard, meeting diverse application needs Features: 1、 REPLACEMENT: Widely used in various electrical projects, voltage tester, suitable for all car and truck batteries. Replace the existing clip on the battery charger for the jump start cable 2、PORTABLE AND SAFE: The car battery clip is easy to use, portable, lightweight, safe and reliable. Suitable for cars, vehicles, etc. 3、STRIPPING : Crocodile clip with needle piercing, adopt cupronickel material, mostly used for telecommunication testing, no stripping type 4、NOT EASILY DAMAGE: Manufactured with good quality procing technology, and not easy to damage, poss long service life 5、WIDE APPLICATION: Opening size is 25mm, widely used in electronic instruments, industrial equipment, electronic equipment, etc. Specification: Item Type: Crocodile Clip Model: J.60043 Material: Cupronickel, PVC Uses: Widely used in various electrical projects, voltage tester, suitable for all car and truck batteries. Replace the existing clip on the battery charger for the jump start cable. The car battery clip is easy to use, portable, lightweight, safe and reliable. Suitable for cars, vehicles, etc. Basic Parameters: Opening Size: Approx. 25mm / 0.98in Package List: 1 x Test Clip Package List 1 x Test Clip