photo contact 2 in 1 speed tester

{"cid":"91225045","title":"Sm6236 Plus Photoelectric Contact Digital Tachometer 2 in 1 Rpm Speed Tester","imgUrl":"https:\/\/img.chinax.com\/nimg\/7c\/ca\/a106a14676886b4cb42d1f350c6e-200x200-1.jpg","attrs":{"Price":"50","Minimum Order Quantity":"10","Application":"Vehicle, Net Speed","Transport Package":"Carrying Case","Noctilucence":"Backlight","Measuring Range 3":"Contact Line Speed: 0.05~1, 999.9m\/Min","Origin":"China","Specification":"CE, ROHS","Measuring Range 1":"Contact Tach.: 0.5~19, 999rpm","Trademark":"BESTONE","Display":"Digital","LCD":"Bright Emerald Green Va Display","HS Code":"9027509090","Production Capacity":"500000pieces\/Year","Detection Method":"Contact and Non-Contact","Weight":">100g","Model NO.":"SM6236 PLUS","Memory":"Max. Value; Min. Value; Last Value; Can Store 96 D","Measuring Range 2":"Photo Tach.: 2.5~99, 999rpm"}}

{"cid":"91202321","title":"DT-2268 Digital Dual Speed Meter Photo Tachometer Contact Tachometer Speed Meter Ft\/min Rotative Velocity Tester 5-99,999 RPM","imgUrl":"https:\/\/img.chinax.com\/nimg\/55\/fc\/4718d4871568e7165e9a325eafb7-200x200-1.jpg","attrs":{"Price":"USD155\/PC","Brand Name":"Lutron","Model Number":"DT-2268","Minimum Order Quantity":"1","Delivery Time":"in stock","Place of Origin":"China","type":"Tachometer","size":"215 x 65 x 38 mm","Supply Ability":"1000","Certification":"-","Packaging Details":"Original","Operating humidity":"Up To 80% RH","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union"}}